mirror of https://gitee.com/bigwinds/arangodb
85 lines
2.4 KiB
C++
85 lines
2.4 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Jan Steemann
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////////////////////////////////////////////////////////////////////////////////
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#include "QueryProfile.h"
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#include "Aql/Query.h"
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#include "Aql/QueryList.h"
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#include "VocBase/vocbase.h"
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#include <velocypack/Builder.h>
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#include <velocypack/velocypack-aliases.h>
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using namespace arangodb;
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using namespace arangodb::aql;
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/// @brief create a profile
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QueryProfile::QueryProfile(Query* query)
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: query(query), results(), stamp(query->startTime()), tracked(false) {
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auto queryList = query->vocbase()->queryList();
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try {
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tracked = queryList->insert(query);
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} catch (...) {
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}
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}
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/// @brief destroy a profile
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QueryProfile::~QueryProfile() {
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// only remove from list when the query was inserted into it...
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if (tracked) {
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auto queryList = query->vocbase()->queryList();
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try {
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queryList->remove(query);
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} catch (...) {
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}
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}
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}
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/// @brief sets a state to done
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void QueryProfile::setDone(QueryExecutionState::ValueType state) {
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double const now = TRI_microtime();
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if (state != QueryExecutionState::ValueType::INVALID_STATE) {
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// record duration of state
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results.emplace_back(state, now - stamp);
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}
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// set timestamp
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stamp = now;
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}
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/// @brief convert the profile to VelocyPack
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std::shared_ptr<VPackBuilder> QueryProfile::toVelocyPack() {
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auto result = std::make_shared<VPackBuilder>();
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{
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VPackObjectBuilder b(result.get());
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for (auto const& it : results) {
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result->add(QueryExecutionState::toString(it.first),
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VPackValue(it.second));
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}
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}
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return result;
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}
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